Counties with the Cleanest Air in New Jersey
The top 15 of 15 New Jersey counties on GIS Map, ranked by lowest median Air Quality Index, counting only counties that host an EPA air monitor.
| # | County | Median AQI |
|---|---|---|
| 1 | Atlantic County | 35 |
| 2 | Middlesex County | 36 |
| 3 | Warren County | 36 |
| 4 | Monmouth County | 37 |
| 5 | Morris County | 37 |
| 6 | Passaic County | 38 |
| 7 | Cumberland County | 39 |
| 8 | Bergen County | 40 |
| 9 | Gloucester County | 41 |
| 10 | Hudson County | 41 |
| 11 | Hunterdon County | 41 |
| 12 | Ocean County | 41 |
| 13 | Mercer County | 43 |
| 14 | Union County | 43 |
| 15 | Camden County | 44 |
Source: EPA Air Quality Index annual summary (2024). All counties with data are ranked. Estimates carry margins of error.
Citing this page: GIS Map, “Counties with the Cleanest Air in New Jersey”, https://gismap.land/rankings/new-jersey/cleanest-air-counties. Figures from EPA Air Quality Index annual summary (2024).
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